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Finding the Fourth Proportional to 332,694.02, 499,043.19 and 133,031.18

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Solution

The fourth proportional to 332,694.02, 499,043.19 and 133,031.18 is: 199,547.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,694.02 : 499,043.19 = 133,031.18 : x
  2. Step 2: Convert to fraction form
    332,694.02/499,043.19 = 133,031.18/x
  3. Step 3: Cross multiply
    332,694.02x = 499,043.19 × 133,031.18
  4. Step 4: Simplify right side
    332,694.02x = 66,388,304,436.66
  5. Step 5: Solve for x
    x = 66,388,304,436.66/332,694.02
  6. Step 6: Final answer
    x = 199,547.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.